Ventilation and for filter monitoring in road tunnels VICOTEC320

• Measured values: Visibility (K-value), NO, NO2, NOx, CO, temperature
• Measurement principles: Differential optical absorption spectroscopy (DOAS), transmittance measurement, electrochemical cell, Resistance thermometer
• Measuring distance: 10 m
• Measuring ranges

K-value: 0 … 15 km⁻¹ / 0 … 200 km⁻¹

NO: 0 … 20 ppm / 0 … 45 ppm

NO2: 0 … 1 ppm / 0 … 5 ppm

CO: 0 … 100 ppm / 0 … 300 ppm

• Temperature: –25 … +55 °C / –25 … +75 °C
• Response time (t90)

Visibility (K-value): 5 s … 360 s, Adjustable (45 s pre-configured)

NO, NO2: 5 s … 360 s, Adjustable (45 s pre-configured)

CO: ≤ 60 s

• Linearity

NO: ± 0.48 ppm

NO2: ± 0.035 ppm

• Detection limit

Visibility (K-value): 0.03 km⁻¹

NO: 0.002 ppm

NO2: 0.007 ppm

• Repeatability

Visibility (K-value): 0.017 km⁻¹

NO: 0.031 ppm

NO2: 0.007 ppm

• Ambient temperature: –20 °C … +55 °C; CO sensor: –10 °C … +40 °C
• Storage temperature: –25 °C … +75 °C; CO sensor: 0 °C … +20 °C
• Ambient pressure: 700 hPa … 1,200 hPa
• Ambient humidity: 10 % … 95 %; Relative humidity; non-condensing
• Conformities

ASTRA “Guideline – Ventilation of Road Tunnels” (2008)

RABT 2006

RVS 09.02.22

• Electrical safety: CE
• Enclosure rating: IP69K
• Analog outputs: 6 outputs, 0 … 20 mA (Depending on device version)
• Digital outputs: 4 relay contacts (Depending on device version)
• Digital inputs: 4 potential-free contacts
• I/O extensions: Optical fiber connection optional
• Communication interface

Ethernet

Modbus

CAN bus

Type of fieldbus integration: TCP

Function: Connection to SOPAS ET software or OPC server (For connection of a SCU control unit)

• Number: 1
• Operation: Via software SOPAS ET
• Dimensions (W x H x D)

Sender/receiver unit: 718 mm x 470 mm x 310 mm (for details see dimensional drawings)

Reflector unit: 617 mm x 278 mm x 245 mm (for details see dimensional drawings)

Connection unit: 450 mm x 254 mm x 148 mm (for details see dimensional drawings)

• Weight

Sender/receiver unit: ± 20 kg

Reflector unit: ± 9 kg

Connection unit: ± 8 kg

• Material: Stainless steel 1.4571, powder-coated
• Power supply

Voltage: 115 V / 230 V

Frequency: 50 Hz / 60 Hz

Power consumption: ≤ 200 W

• Test functions:

Automatic check cycle for zero and span point

Contamination check

Manual linearity check

• Options: CO sensor

ASTRA “Guideline – Fire Detection in Road Tunnels” (2007)

RABT 2006

Electrical safety CE

Test functions

Contamination monitoring of glass pane

Drift and plausibility check

Automatic self-test

Functional monitoring of the optional heating

• Options: Internal heating/ Connection unit/ TAD control unit/ Temperature sensor